Perhaps you should try some spelling variations:
"support carbon integration efforts." » "support carbon international efforts.", "support carlo integration efforts.", "support urban integration efforts.", "support can integration efforts.", "supporting carbon integration efforts.", "support common integration efforts."
"support grid conservation efforts." » "support aid conservation efforts.", "support good conservation efforts.", "support grass conservation efforts.", "support agri conservation efforts.", "support grant conservation efforts.", "support group conservation efforts."

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("support grid conservation efforts.") or ("support carbon integration efforts."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("support grid conservation efforts.") OR ("support carbon integration efforts.")).
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• Adding a wildcard symbol may retrieve word variants: (("support grid conservation efforts.") or ("support carbon integration efforts."))*.